Rewterz Threat Alert – SystemBC Malware – Active IOCs

Severity

Medium

Analysis Summary

SystemBC malware is recently being distributed through Emotet and SmokeLoader. The malware has been used in multiple ransomware attacks over the past few years. SystemBC acts as a Proxy Bot and if an infected system has SystemBC on it, then the system can be used as a passage to access the victim’s address. The earlier versions of the malware were distributed using Fallout exploit kit and RIG exploit kit. The 2020 version was used with Egregor or Ryuk-associated ransomware attacks. DarkSide ransomware group also used the malware. SystemBC is mainly used as a proxy and to download and install additional payloads. It might be installed in internal networks to perform the role of a proxy or download and execute malicious payloads.

Impact

Credential Theft
Information Theft
Financial Loss

Indicators of Compromise

MD5

e80ac907c83884a675b31221c0f9cff0
5a4163abb4508a9626f7ff74c8487500

SHA-256

9967989c15c0f7ae425e0980837f6caa91bd9475e97c935ff1ca9e00964423e6
8e83317b3259203394616c5ea47f4907c9680af69e34c0242af1052230c1e295

SHA-1

68830f46c5644e7496d320add7aae88f5ec3f14c
22869390d7a3ef77249225eedf4d52258b8957af

Remediation

Block all threat indicators at your respective controls.
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